Electronic cigarette



FIG. 1 is perspective view of the electronic cigarette showing my new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The broken lines depict portions of the electronic cigarette which form no part of the claimed design. 

CLAIM The ornamental design for electronic cigarette, as shown and described. 